WATER SAMPLER The Electra peristaltic pump is lightweight and compact. To use, simply attach an external power source such as a 12 volt battery to drive the pump. A high performance motor consumes only 3 amps at maximum draw, making it an extremely efficient pump. The rugged Pelican 1300 case enclosure is made of impact and corrosion resistant ABS plastic to withstand demanding work conditions. Incorporating the most accurate and precise variable speed controller for consistent flow rates ensures the technician reliable sample integrity. Features : Pumps up to 2.5 liters per minute and as low as 40 mL per minute Constant Voltage Boosting Technology boosts battery voltage for longer run times and steady flow rates Simple dial-in technology allows user to achieve the perfect flow rate. Includes : Electra peristaltic pump, mounted in Pelican 1300 case 15′ DC power cord with battery clamps Easy-Load II pumphead